nixos/virtualbox-host: remove obsolete warnings backport-321010-to-release-24.05

Version 20240617 of the KVM patch allows for turning hardening on in
VirtualBox.

(cherry picked from commit 9cec4b55f69077d9e6d3d938fec055be54745020)

1 files changed, 1 insertions, 13 deletions

diff --git a/nixos/modules/virtualisation/virtualbox-host.nix b/nixos/modules/virtualisation/virtualbox-host.nix
index a34fe132ba7e1..4808652a542ad 100644
--- a/nixos/modules/virtualisation/virtualbox-host.nix
+++ b/nixos/modules/virtualisation/virtualbox-host.nix
@@ -89,7 +89,7 @@ in
         Enable KVM support for VirtualBox. This increases compatibility with Linux kernel versions, because the VirtualBox kernel modules
         are not required.
 
-        This option is incompatible with `enableHardening` and `addNetworkInterface`.
+        This option is incompatible with `addNetworkInterface`.
 
         Note: This is experimental. Please check https://github.com/cyberus-technology/virtualbox-kvm/issues.
       '';
@@ -136,18 +136,6 @@ in
         assertion = !cfg.addNetworkInterface;
         message = "VirtualBox KVM only supports standard NAT networking for VMs. Please turn off virtualisation.virtualbox.host.addNetworkInterface.";
       }
-
-      {
-        assertion = !cfg.enableHardening;
-        message = "VirtualBox KVM is not compatible with hardening: Please turn off virtualisation.virtualbox.host.enableHardening.";
-      }
-    ];
-
-    warnings = [
-      ''
-        KVM support in VirtualBox is experimental. Not all security features are available yet.
-        See: https://github.com/cyberus-technology/virtualbox-kvm/issues/12
-      ''
     ];
   }) (mkIf (!cfg.enableKvm) {
     boot.kernelModules = [ "vboxdrv" "vboxnetadp" "vboxnetflt" ];